
The ultimate value of 4054B:
| Parameters | Numeric values | Unit |
| Input Power Voltage | 4.5~6 | V |
| PROG | -0.3~VCC+0.3 | |
| BAT | -0.3~6 | |
| CHRG | -0.3~6 | |
| BAT Pin Current | 500 | mA |
| PROG pin current | 500 | uA |
| Highest knot temperature | 145 | ℃ |
| Work Environment Temperature Range | -20~85 | |
| Storage temperature range | -65~125 | |
| Pin Temperature (Soldering Time: 10S) | 260 |
Electrical characteristics of 4054B:





























